﻿#region License

// Copyright (C) 2009-2012 Kazunori Sakamoto
// 
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// 
//     http://www.apache.org/licenses/LICENSE-2.0
// 
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#endregion

using System;
using System.Diagnostics;
using System.IO;
using System.Reflection;

namespace Occf.Core.Utils {
	public class OccfGlobal {
		private static string _currentDirectory;
		private static string _exeDirectory;

		public static string CurrentDirectory {
			get {
				if (_currentDirectory == null) {
					_currentDirectory = Environment.CurrentDirectory;
					Debug.WriteLine(
							"Warning: SaveCurrentState doesn't have been executed yet.");
				}
				return _currentDirectory;
			}
		}

		public static string ExeDirectory {
			get {
				if (_exeDirectory == null) {
					_exeDirectory =
							Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
				}
				return _exeDirectory;
			}
		}

		public static void SaveCurrentState() {
			_currentDirectory = Environment.CurrentDirectory;
		}
	}
}